CN209336796U - Finger cradle head and children trolley - Google Patents
Finger cradle head and children trolley Download PDFInfo
- Publication number
- CN209336796U CN209336796U CN201821652804.XU CN201821652804U CN209336796U CN 209336796 U CN209336796 U CN 209336796U CN 201821652804 U CN201821652804 U CN 201821652804U CN 209336796 U CN209336796 U CN 209336796U
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- Prior art keywords
- cradle head
- connecting rod
- lock slots
- clamping component
- locking
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- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 230000000903 blocking effect Effects 0.000 claims abstract description 4
- 125000006850 spacer group Chemical group 0.000 claims description 34
- 238000000034 method Methods 0.000 abstract description 5
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 description 2
- 208000012880 Finger injury Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a kind of finger cradle head and children trolleys, finger cradle head includes first connecting rod, second connecting rod, first connecting rod is rotated with second connecting rod by pivot and is connect, cradle head has unfolded state and folded state, cradle head further includes the first locking mechanism for cradle head to be locked in unfolded state, first locking mechanism includes locking pin and lock slots, and in the case where cradle head is in unfolded state, the notch that locking pin passes through lock slots is inserted into lock slots；In the case where cradle head is in folded state, locking pin is detached from lock slots；First locking mechanism further includes the anti-clamping component for blocking the notch of lock slots when cradle head is converted from unfolded state to folded state, and anti-clamping component is movably disposed on first connecting rod.The utility model blocks the notch of lock slots by anti-clamping component in cradle head expansion or folding process, can effectively eliminate operator and accidentally finger is inserted into the injury for causing to squeeze finger in lock slots.
Description
Technical field
The utility model relates to and articles for children field, in particular to a kind of finger cradle head and have the rotation close
The children trolley of section.
Background technique
In the prior art, children trolley generally has opening state and folded state, and cradle head is a kind of commonly used
The component of connection that rod piece rotates in perambulator is unfolded or draws close so that rod piece is opposite, so realize perambulator expansion or
It folds.Locking mechanism is for the component by children trolley locking in the deployed state, and some locking mechanism settings are closed in rotation
It is locked at section and by locking pin and lock slots cooperation, in the case where children trolley is in folded state, locking pin is detached from locking
It is outer that slot is exposed to the notch of lock slots.User of service or children are during being unfolded or folding such children trolley, sometimes
It can insert a finger into lock slots, cause the danger for squeezing finger.
Summary of the invention
The purpose of the utility model is to provide a kind of finger cradle head and children trolleys, can eliminate expansion or folding
The injury of extruding finger in the process.
In order to achieve the above objectives, the first technical solution that the utility model uses is:
A kind of finger cradle head, including first connecting rod, second connecting rod, the first connecting rod pass through pivot and described the
Two connecting rods rotate connection, and the cradle head has unfolded state and a folded state, and the cradle head further includes for will
The cradle head is locked in the first locking mechanism of unfolded state, and the first locking mechanism includes being movably disposed at institute
The lock slots stating the locking pin in second connecting rod, being provided in the first connecting rod are in unfolded state in the cradle head
Under, the notch that the locking pin passes through the lock slots is inserted into the lock slots；Rugosity is in the cradle head
Under state, the locking pin is detached from the lock slots；The first locking mechanism further include in the cradle head from expansion
The anti-clamping component that state blocks the notch of the lock slots when converting to folded state, the anti-clamping component are movably disposed at
On the first connecting rod.
Preferably, the locking pin is movably disposed at the second connecting rod along the length direction of the second connecting rod
On, the lock slots are provided on the first connecting rod with extending along the first connecting rod length direction.
Preferably, the anti-clamping component is movably disposed in the lock slots along the length direction of the first connecting rod,
In the case where the cradle head is in unfolded state, the one end of the anti-clamping component and the one end of the locking pin offset；?
When the cradle head is converted from unfolded state to folded state, the anti-clamping component is mobile straight towards the notch direction of the lock slots
To the notch for blocking the lock slots.
Preferably, the first locking mechanism further includes the first elastic component being pressed on the locking pin, is pressed on institute
The second elastic component on anti-clamping component is stated, first elastic component has so that the locking pin becomes towards the lock slots are mobile
Gesture, second elastic component has so that the anti-clamping component tends towards the trend of the notch movement of the lock slots, the rotation
In the deployed state, the active force of first elastic component is greater than the active force of second elastic component in joint.
Preferably, the cradle head further includes second locking mechanism, in the case where the cradle head is in folded state, institute
Second locking mechanism is stated for the anti-clamping component to be locked in the notch of the lock slots.
Preferably, the second locking mechanism includes the spacer pin being movably disposed on the first connecting rod, setting
Limiting slot on the anti-clamping component, in the case where the cradle head is in unfolded state, the spacer pin and the limiting slot phase
It is detached from, in the case where the cradle head is in folded state, the spacer pin, which is inserted into the limiting slot, locks the anti-clamping component
It is scheduled on the notch of the lock slots.
It is highly preferred that the second locking mechanism further includes for converting from folded state to opening in the cradle head
The spacer pin is detached to the driving column of the limiting slot, the driving column is arranged on the second connecting rod when state.
Preferably, the second locking mechanism includes the locking block face being arranged on the anti-clamping component, is fixed on described
Driving column on two connecting rods, when the cradle head is converted from unfolded state to folded state, the driving column and the lock
Determine block face to offset to drive the anti-clamping component to be moved to the notch of the lock slots and be locked in the notch.
Preferably, the second locking mechanism includes the locking block face being arranged on the anti-clamping component, is fixed on described
Driving column on two connecting rods, the spacer pin being movably disposed on the first connecting rod, the limit being arranged on the anti-clamping component
Position slot, in the case where the cradle head is in unfolded state, the spacer pin is separated with the limiting slot, in the cradle head
Under folded state, the driving column offsets with the locking block face, the spacer pin is inserted into the limiting slot will
The anti-clamping component is locked in the notch of the lock slots.
The utility model also adopts the following technical scheme that
A kind of children trolley, including with unfolded state and folded state vehicle frame, be arranged in the vehicle frame front lower portion
Front vehicle wheel, the rear wheel of the vehicle frame rear end lower is set, the vehicle frame includes finger cradle head as described above.
Due to the application of the above technical scheme, the utility model has the advantage that compared with prior art
The finger cradle head of the utility model and children trolley are in expansion or folding process in cradle head,
The notch of lock slots is exposed to outside since locking pin is not inserted into, and will be exposed to by the way that anti-clamping component is arranged
The notch of outer lock slots blocks, can effectively eliminate operator accidentally finger is inserted into lock slots cause squeeze finger
Injury.
Detailed description of the invention
Attached drawing 1 is in perspective view when folded state for the cradle head of the utility model；
Attached drawing 2 is the structure of each component of cradle head when the cradle head of the utility model embodiment 1 is in unfolded state
Figure；
Attached drawing 3 is the structure of each component of cradle head when the cradle head of the utility model embodiment 1 is in folded state
Figure；
Attached drawing 4 is the main view of the spacer pin of the utility model embodiment 1；
Attached drawing 5 is the right view of the spacer pin of the utility model embodiment 1；
Attached drawing 6 is the perspective view of the driving column of the utility model embodiment 1；
Attached drawing 7 is the structure of each component of cradle head when the cradle head of the utility model embodiment 2 is in unfolded state
Figure；
Attached drawing 8 is the structure of each component of cradle head when the cradle head of the utility model embodiment 2 is in folded state
Figure；
Attached drawing 9 is the structure of each component of cradle head when the cradle head of the utility model embodiment 3 is in unfolded state
Figure；
Attached drawing 10 is the structure of each component of cradle head when the cradle head of the utility model embodiment 3 is in folded state
Figure；
Perspective view when attached drawing 11 is the children trolley opening state of the utility model；
Perspective view when attached drawing 12 is the children trolley folded state of the utility model；
1, first connecting rod；2, first connecting rod；31, locking pin；32, lock slots；33, anti-clamping component；34, the first elastic component；
35, the second elastic component；36, spacer pin；361, convex surface is locked；37, limiting slot；38, column is driven；39, block face is locked；4 front trucks
Wheel；5, rear wheel；10, vehicle frame.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It is easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent specific
It defines.
There is the cradle head of the utility model description unfolded state and folded state to refer to: cradle head, which is applied to, to be had
On the children trolley of unfolded state and folded state, cradle head has unfolded state as a part of the vehicle frame of children trolley
And folded state.
Embodiment 1:
The utility model as shown in Figs. 1-3 provides a kind of cradle head with finger, including first connecting rod 1, second
Connecting rod 2, first connecting rod 1 are rotated with second connecting rod 2 by pivot and are connect, and cradle head has unfolded state and folded state,
Cradle head further includes first locking mechanism, and first locking mechanism includes the locking pin being movably disposed in second connecting rod 2
31, the lock slots 32 being provided in first connecting rod 1, in the case where cradle head is in unfolded state, locking pin passes through lock slots 32
Notch is inserted into lock slots 32 cradle head being locked in unfolded state；In the case where cradle head is in folded state, locking pin
31 are detached from lock slots 32, and cradle head is in the unlocked state；First locking mechanism further include for cradle head from expansion shape
The anti-clamping component 33 that state blocks the notch of lock slots 32 when converting to folded state, anti-clamping component 33 are movably disposed at first
On connecting rod 1, anti-clamping component 33 blocks the notch of lock slots 32 when locking pin 31 is not inserted into lock slots 32, can be effective
It eliminates operator and accidentally finger is inserted into the injury for causing to squeeze finger in lock slots.
As shown in Figure 2 and Figure 3, locking pin 31 along the length direction of second connecting rod 2 is movably disposed in the present embodiment
On two connecting rods 2, lock slots 32 are provided on first connecting rod 1 with extending along 1 length direction of first connecting rod；
Anti-clamping component 33 can be the moveable component near the notch that lock slots 32 are arranged in, and is also possible to setting and is locking
Determine moveable component in slot 32, as shown in Figure 2 and Figure 3, the anti-clamping component 33 of the present embodiment can along the length direction of first connecting rod 1
It is movably arranged in lock slots 32, in the case where cradle head is in unfolded state, one end and the locking pin 31 of anti-clamping component 33
One end offsets；When cradle head is converted from unfolded state to folded state, anti-clamping component 33 is towards the notch side of lock slots 32
To mobile until blocking the notch of lock slots 32.
As shown in Figure 2 and Figure 3, in the present embodiment, first locking mechanism further includes the first elasticity being pressed on locking pin 31
Part 34, the second elastic component 35 being pressed on anti-clamping component 33, the first elastic component 34 has so that locking pin 31 is moved towards lock slots 32
Dynamic trend, the second elastic component 35 has so that anti-clamping component 33 tends towards the trend of the notch movement of lock slots 32, cradle head
In the deployed state, the active force of the first elastic component 34 is greater than the active force of the second elastic component 35, ensure that locking pin 31 is turning
Movable joint is not released out of lock slots 32 in the deployed state by anti-clamping component 33；It is additionally provided on locking pin 31 and 2 phase of second connecting rod
Cooperate the limited block (not shown) for being detached from second connecting rod 2 for limiting locking pin 31, so that locking pin 31 is able to bear the first bullet
The active force of property part 34 is without departing from second connecting rod 2.
As a preferred embodiment, cradle head further includes second locking mechanism in the present embodiment, is in cradle head
Under folded state, second locking mechanism is used to for anti-clamping component 33 being locked in the notch of lock slots 32, and locking pin 31 is held
By certain pressure without movement.
Structure in the prior art can be used in second locking mechanism locking mechanism, such as realizes lock using pin shaft and slot cooperation
Fixed, in the present embodiment, second locking mechanism includes the spacer pin 36 being movably disposed on first connecting rod 1, is arranged in anti-pinch
33 limiting slot 37 on part, as shown in Figure 4, Figure 5, spacer pin 36 are equipped with a locking convex surface 361, and lower end is an inclined surface,
Preferably, second locking mechanism further includes being pressed on spacer pin 36 and having so that spacer pin 36 is towards 37 mobile trend of limiting slot
Pressure spring (not indicating) and limited for being detached from spacer pin 36 when cradle head is converted from folded state to opening state
The driving column 38 of slot 37, driving column 38 is arranged on second connecting rod 2, and the driving column 38 is adjacent to the one of the inclined surface of spacer pin 36
End face is the arc surface (as shown in Figure 6) matched with inclined surface；When cradle head is under unfolded state, the one of driving column 38
The lower end that end is against spacer pin 36 makes spacer pin 36 be separated with limiting slot 37, and driving column 38 is located substantially at spacer pin 36
Lower section, and pressure spring is in confined state, and when cradle head is converted from unfolded state to folded state, driving column 38 is the
Around the axial line rotation of first connecting rod 1 and the connection pivot of second connecting rod 2 under the drive of two connecting rods 2, driving column 38 is far from limit
Pin 36, spacer pin 36 are mobile towards limiting slot 37 until the locking convex surface 361 on spacer pin 36 snaps onto limit under the drive of pressure spring
Anti-clamping component 33 is locked in the notch of lock slots 32 in the slot 37 of position.
Embodiment 2:
Another finger cradle head of the utility model as shown in Figure 7, Figure 8, this implementation is similar to Example 1,
Difference is that second locking mechanism is different in the present embodiment；Anti-clamping component 33 is equipped with a locking block face 39, second locking mechanism
Including locking block face 39, the driving column 38 that is fixed on second connecting rod 2, it is preferable that lock in the present embodiment block face 39 be with
The axial line of the connection pivot of first connecting rod 1 and second connecting rod 2 is the circular arc block face of shaft, driving column 38 closely locking block face 39
One end face is the arc surface matched with locking block face 39；When cradle head is converted from unfolded state to folded state, driving
Column 38 is rotated around the axial line of first connecting rod 1 and the connection pivot of second connecting rod 2 under the drive of second connecting rod 2 and is kept off with locking
Face 39, which offsets, drives locking block face 39 mobile, so that anti-clamping component 33 is finally moved to the notch of lock slots 32 and is locked in notch.
Embodiment 3:
Another finger cradle head of the utility model as shown in Figure 9, Figure 10, this implementation and embodiment 1 are implemented
Example 2 is similar, difference be it is different from embodiment 1, embodiment 2 in the second locking mechanism of the present embodiment, the in the present embodiment
Two locking structures combine embodiment 1, the second locking mechanism in embodiment 2, i.e., increase limit on the basis of embodiment 2
Pin 36, limiting slot 37；The present embodiment second locking mechanism includes the locking block face 39 being arranged on anti-clamping component 33, is fixed on second
Driving column 38 on connecting rod 2, the spacer pin 36 being movably disposed on first connecting rod 1, the limit being arranged on anti-clamping component 33
Slot 37, in the case where cradle head is in unfolded state, spacer pin 36 is separated with limiting slot 37, and driving column 38 is located substantially at spacer pin
36 lower section.When cradle head is converted from unfolded state to folded state, drive column 38 under the drive of second connecting rod 2 around the
The axial line of the connection pivot of one connecting rod 1 and second connecting rod 2 rotates and the movement of the block face 39 of driving locking always, spacer pin 36 are being pressed
It is mobile towards limiting slot 37 until the locking convex surface 361 on spacer pin 36 snaps onto limiting slot 37, due to driving under the drive of spring
38 pairs of column locking block faces 39 compress and locking of the limiting slot 37 to spacer pin 36, make anti-clamping component 33 it is stable be locked in lock slots
32 notch.
As shown in Figure 11, Figure 12, the present embodiment additionally provides a kind of children trolley, and children trolley includes having unfolded state
With the vehicle frame 10 of folded state, the front vehicle wheel 4 of 10 front lower portion of vehicle frame is set, the rear wheel of 10 rear end lower of vehicle frame is set
5, vehicle frame 10 includes the cradle head of above-mentioned finger.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (10)
1. a kind of finger cradle head, including first connecting rod (1), second connecting rod (2), the first connecting rod (1) pass through pivot
It rotates and connect with the second connecting rod (2), the cradle head has unfolded state and folded state, and the cradle head is also
Including the first locking mechanism for the cradle head to be locked in unfolded state, the first locking mechanism includes removable
Ground setting in the locking pin (31) in the second connecting rod (2), the lock slots (32) that are provided in the first connecting rod (1),
The cradle head is under unfolded state, and the notch that the locking pin (31) passes through the lock slots (32) is inserted into the lock
Determine in slot (32)；In the case where the cradle head is in folded state, the locking pin (31) is detached from the lock slots (32)；It is special
Sign is: the first locking mechanism further include for when the cradle head is converted from unfolded state to folded state by institute
The anti-clamping component (33) that the notch of lock slots (32) blocks is stated, the anti-clamping component (33) is movably disposed at the first connecting rod
(1) on.
2. finger cradle head according to claim 1, it is characterised in that: the locking pin (31) connects along described second
The length direction of bar (2) is movably disposed on the second connecting rod (2), and the lock slots (32) are along the first connecting rod
(1) length direction is provided on the first connecting rod (1) with extending.
3. finger cradle head according to claim 2, it is characterised in that: the anti-clamping component (33) connects along described first
The length direction of bar (1) is movably disposed in the lock slots (32), in the case where the cradle head is in unfolded state, institute
The one end for stating the one end and the locking pin (31) of anti-clamping component (33) offsets；Turn in the cradle head from unfolded state
When shifting to folded state, the anti-clamping component (33) is mobile until blocking the locking towards the notch direction of the lock slots (32)
The notch of slot (32).
4. finger cradle head according to claim 3, it is characterised in that: the first locking mechanism further includes compressing
In the first elastic component (34) on the locking pin (31), the second elastic component (35) for being pressed on the anti-clamping component (33), institute
Stating the first elastic component (34) has so that trend of the locking pin (31) towards the lock slots (32) movement, second elasticity
Part (35) has so that the anti-clamping component (33) tends towards the trend of the notch movement of the lock slots (32), the cradle head
In the deployed state, the active force of first elastic component (34) is greater than the active force of second elastic component (35).
5. finger cradle head according to claim 1, it is characterised in that: the cradle head further includes the second locking
Mechanism, in the case where the cradle head is in folded state, the second locking mechanism is for the anti-clamping component (33) to be locked in
The notch of the lock slots (32).
6. finger cradle head according to claim 5, it is characterised in that: the second locking mechanism includes removable
Ground setting is in the limiting slot (37) of spacer pin (36), setting on the anti-clamping component (33) on the first connecting rod (1), in institute
It states cradle head to be under unfolded state, the spacer pin (36) is separated with the limiting slot (37), in the cradle head
Under folded state, the spacer pin (36) be inserted into the limiting slot (37) anti-clamping component (33) is locked in it is described
The notch of lock slots (32).
7. finger cradle head according to claim 6, it is characterised in that: the second locking mechanism further includes being used for
The spacer pin (36) are detached from the limiting slot (37) when the cradle head is converted from folded state to opening state
It drives column (38), the driving column (38) is arranged on the second connecting rod (2).
8. finger cradle head according to claim 5, it is characterised in that: the second locking mechanism includes that setting exists
Locking block face (39) on the anti-clamping component (33), the driving column (38) being fixed on the second connecting rod (2), in the rotation
When joint is converted from unfolded state to folded state, the driving column (38) and the locking block face (39) offset to drive
Anti-clamping component (33) is stated to be moved to the notch of the lock slots (32) and be locked in the notch.
9. finger cradle head according to claim 5, it is characterised in that: the second locking mechanism includes that setting exists
Locking block face (39) on the anti-clamping component (33), is movably set the driving column (38) being fixed on the second connecting rod (2)
It sets in the limiting slot (37) of spacer pin (36), setting on the anti-clamping component (33) on the first connecting rod (1), at described turn
Movable joint is under unfolded state, and the spacer pin (36) is separated with the limiting slot (37), is in the cradle head
Under folded state, the driving column (38) with the locking block face (39) offsets, the spacer pin (36) is inserted into the limit
The anti-clamping component (33) is locked in the notch of the lock slots (32) in position slot (37).
10. a kind of children trolley, including with unfolded state and folded state vehicle frame (10), be arranged before the vehicle frame (10)
It holds the front vehicle wheel (4) of lower part, the rear wheel (5) in the vehicle frame (10) rear end lower is set, it is characterised in that: the vehicle frame
It (10) include such as the described in any item finger cradle heads of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821652804.XU CN209336796U (en) | 2018-10-12 | 2018-10-12 | Finger cradle head and children trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821652804.XU CN209336796U (en) | 2018-10-12 | 2018-10-12 | Finger cradle head and children trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209336796U true CN209336796U (en) | 2019-09-03 |
Family
ID=67745507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821652804.XU Active CN209336796U (en) | 2018-10-12 | 2018-10-12 | Finger cradle head and children trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209336796U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111497920A (en) * | 2020-05-14 | 2020-08-07 | 宁波神马儿童用品有限公司 | Semi-closed locking device of baby stroller |
-
2018
- 2018-10-12 CN CN201821652804.XU patent/CN209336796U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111497920A (en) * | 2020-05-14 | 2020-08-07 | 宁波神马儿童用品有限公司 | Semi-closed locking device of baby stroller |
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